Research Keyword: environmental cleanup

Characterization of C16–C36 alkane degradation and oily sludge bioremediation by Rhodococcus erythropolis XP

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This research describes a highly effective bacterium, Rhodococcus erythropolis XP, that can break down the persistent oily components found in petroleum pollution. The strain can degrade oil alkanes ranging from 16 to 36 carbon atoms in length, making it superior to most other known oil-degrading bacteria. Researchers also developed a faster analytical method to detect and measure alkane degradation and identified a key enzyme that helps the bacteria metabolize these contaminants.

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A novel eco-friendly Acinetobacter strain A1-4-2 for bioremediation of aquatic pollutants

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Scientists discovered a new bacterial strain called Acinetobacter A1-4-2 that can break down various water pollutants including oils, aromatic chemicals, and other organic wastes. The bacteria were found to be safe for the environment based on fish toxicity tests and have limited antibiotic resistance. This strain shows promise as a natural solution for cleaning up polluted waters and could potentially be enhanced through genetic engineering to work even better.

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Efficacy of Indigenous Bacteria in the Biodegradation of Hydrocarbons Isolated from Agricultural Soils in Huamachuco, Peru

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Researchers in Peru identified four types of bacteria from agricultural soil that can break down diesel and other hydrocarbon pollutants. One strain, Pseudomonas protegens, was particularly effective, removing over 91% of hydrocarbons in 10 days. This discovery offers a natural, cost-effective way to clean contaminated soil without using harsh chemicals, which could help protect both human health and the environment.

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Biodegradation of BTEX by Bacteria Isolated From Soil Contaminated With Petroleum Sludge and Liquid and Solid Petrochemical Effluents

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Scientists isolated bacteria from oil-contaminated soil that can effectively break down BTEX chemicals, which are toxic pollutants from petroleum products. Two bacterial strains, Arthrobacter pascens and Bacillus sp., proved most effective at degrading these harmful compounds, removing over 80% within 12 days. These findings suggest these bacteria could be used to clean up contaminated sites naturally and cost-effectively.

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Isolating and Identifying One Strain with Lead-Tolerant Fungus and Preliminary Study on Its Capability of Biosorption to Pb2+

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Scientists discovered a fungal strain called Sarocladium that can effectively absorb lead from contaminated soil and water. This strain works best under specific conditions (25°C temperature and neutral pH) and can remove up to 37.75% of lead ions from highly contaminated solutions. The fungus captures lead through various chemical compounds on its cell surface, showing great promise as an inexpensive and environmentally friendly solution for cleaning up lead-polluted environments.

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